PH17219A - Method and apparatus for nuclear well logging with optimized timing for simultaneous measurement of thermal neutron decay time and gamma ray pulse height spectra - Google Patents

Method and apparatus for nuclear well logging with optimized timing for simultaneous measurement of thermal neutron decay time and gamma ray pulse height spectra

Info

Publication number
PH17219A
PH17219A PH24795A PH24795A PH17219A PH 17219 A PH17219 A PH 17219A PH 24795 A PH24795 A PH 24795A PH 24795 A PH24795 A PH 24795A PH 17219 A PH17219 A PH 17219A
Authority
PH
Philippines
Prior art keywords
gamma ray
well logging
decay time
pulse height
thermal neutron
Prior art date
Application number
PH24795A
Inventor
Ronald Eugene Plasek
Original Assignee
Schlumberger Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schlumberger Ltd filed Critical Schlumberger Ltd
Publication of PH17219A publication Critical patent/PH17219A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/04—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging
    • G01V5/08—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays
    • G01V5/10—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources
    • G01V5/101—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources and detecting the secondary Y-rays produced in the surrounding layers of the bore hole
    • G01V5/102—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays using neutron sources and detecting the secondary Y-rays produced in the surrounding layers of the bore hole the neutron source being of the pulsed type

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Measurement Of Radiation (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
PH24795A 1979-11-02 1980-11-03 Method and apparatus for nuclear well logging with optimized timing for simultaneous measurement of thermal neutron decay time and gamma ray pulse height spectra PH17219A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/090,800 US4327290A (en) 1979-11-02 1979-11-02 Method and apparatus for nuclear well logging with optimized timing for simultaneous measurement of thermal neutron decay time and gamma ray pulse height spectra

Publications (1)

Publication Number Publication Date
PH17219A true PH17219A (en) 1984-06-21

Family

ID=22224375

Family Applications (1)

Application Number Title Priority Date Filing Date
PH24795A PH17219A (en) 1979-11-02 1980-11-03 Method and apparatus for nuclear well logging with optimized timing for simultaneous measurement of thermal neutron decay time and gamma ray pulse height spectra

Country Status (8)

Country Link
US (1) US4327290A (en)
EP (1) EP0032527B1 (en)
AU (1) AU546081B2 (en)
BR (1) BR8006930A (en)
CA (1) CA1157967A (en)
DE (1) DE3069948D1 (en)
EG (1) EG13922A (en)
PH (1) PH17219A (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4540883A (en) * 1982-09-13 1985-09-10 Dresser Industries, Inc. Background correction method and apparatus for pulsed neutron logging of earth boreholes
US4712007A (en) * 1985-04-01 1987-12-08 S.I.E., Inc. Pulsed neutron logging method using cumulative count curves
US4668863A (en) * 1985-04-10 1987-05-26 Dresser Industries, Inc. Neutron logging time spectral data acquisition system and method
US4697078A (en) * 1985-04-10 1987-09-29 Western Atlas International, Inc. Method for quality control of counting logs
US4656354A (en) * 1985-04-10 1987-04-07 Dresser Industries, Inc. Method for induced gamma ray logging
US4645926A (en) * 1985-04-10 1987-02-24 Dresser Industries, Inc. Method for induced gamma ray logging
US4766543A (en) * 1985-04-22 1988-08-23 Western Atlas International, Inc. Well logging direct memory access system and method
US4749859A (en) * 1985-04-22 1988-06-07 Western Atlas International, Inc. Nuclear well logging data acquistion system and method
US4814610A (en) * 1987-01-15 1989-03-21 Western Atlas International, Inc. Method for more accurately determining thermal neutron decay time constants
US4876450A (en) * 1988-07-26 1989-10-24 Atlantic Richfield Company Cryosonde for well logging tool
US5323004A (en) * 1989-05-08 1994-06-21 Scientific Innovations, Inc. Nuclear resonances in activation analysis, and particularly, its application to detection of nitrogen based explosives in luggage
US5040200A (en) * 1989-05-08 1991-08-13 Scientific Innovations, Inc. Gamma-gamma resonance in activation analysis, and particularly, its application to detection of nitrogen based explosives in luggage
US5053620A (en) * 1989-12-13 1991-10-01 Schlumberger Technology Corporation Logging apparatus and method for determining concentrations of subsurface formation elements
US5021653A (en) * 1990-02-07 1991-06-04 Schlumberger Technology Corporation Geochemical logging apparatus and method for determining concentrations of formation elements next to a borehole
US5097123A (en) * 1990-02-07 1992-03-17 Schlumberger Technology Corporation Broad energy spectra neutron source for logging and method
US5081351A (en) * 1990-10-31 1992-01-14 Schlumberger Technology Corporation Method and apparatus for borehole correction in capture gamma ray spectroscopy measurements
US7407006B2 (en) * 1999-01-04 2008-08-05 Weatherford/Lamb, Inc. System for logging formations surrounding a wellbore
US7513305B2 (en) * 1999-01-04 2009-04-07 Weatherford/Lamb, Inc. Apparatus and methods for operating a tool in a wellbore
US7166834B2 (en) * 2003-12-08 2007-01-23 Baker Hughes Incorporated Method and apparatus for determining the thermal neutron capture cross-section of a subsurface formation from a borehole
US7284605B2 (en) * 2004-09-28 2007-10-23 Schlumberger Technology Corporation Apparatus and methods for reducing stand-off effects of a downhole tool
WO2006086714A1 (en) * 2005-02-11 2006-08-17 Robertshaw Controls Company Low nox pilot burner and associated method of use
US7439515B2 (en) * 2005-06-17 2008-10-21 Siemens Medical Solutions Usa, Inc. Pipeline processing of pulse pile-up correction in a nuclear medicine imaging system
US8793110B2 (en) 2009-03-13 2014-07-29 Exxonmobil Upstream Research Company Method for predicting fluid flow
CA2774181A1 (en) 2009-10-20 2011-04-28 Exxonmobil Upstream Research Company Method for quantitatively assessing connectivity for well pairs at varying frequencies
WO2019093917A1 (en) 2017-11-08 2019-05-16 Baker Hughes, A Ge Company, Llc Evaluation of formation composition using neutron induced gamma spectroscopy tools

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3566116A (en) * 1966-11-08 1971-02-23 Schlumberger Technology Corp Method and apparatus for measuring neutron characteristics of a material surrounding a well bore
USRE28477E (en) 1966-11-08 1975-07-08 Method and apparatus for measuring neutron characteristics of a material surrounding a well bore
US3662179A (en) * 1969-04-25 1972-05-09 Schlumberger Technology Corp Pulse neutron logging tool control and transmission system
US4055763A (en) * 1975-03-31 1977-10-25 Schlumberger Technology Corporation Neutron characteristic and spectroscopy logging methods and apparatus
US4041309A (en) * 1976-09-02 1977-08-09 Dresser Industries, Inc. Background subtraction system for pulsed neutron logging of earth boreholes

Also Published As

Publication number Publication date
EP0032527A1 (en) 1981-07-29
EP0032527B1 (en) 1985-01-09
AU6402180A (en) 1981-05-07
EG13922A (en) 1983-03-31
CA1157967A (en) 1983-11-29
BR8006930A (en) 1981-05-05
DE3069948D1 (en) 1985-02-21
AU546081B2 (en) 1985-08-15
US4327290A (en) 1982-04-27

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